dolphine233 dolphine233

03-04-2015
Mathematics

contestada

a woman lifts a 300 newton child a distance of 1.5 meters in 0.75 seconds. What is her power output in lifting the child?

Respuesta :

Rayallstar23 Rayallstar23

03-04-2015

Power = Work done / time

Work done = Force * Distance
= 300 N * 1.5 m = 450 J

Power = 450 / 0.75 = 600 Watts.

Answer Link

Otras preguntas

Why is anaerobic respiration energetically less efficient than aerobic respiration?

This is used to track traits within a family line. A microscope Punnet square A pedigree chart A flow chart

A pineapple has 9 grams of sugar per slice. A watermelon has 18 grams of sugar per slice. Which statement is true?

What are the two equations that need to be solved to find the solutions for the absolute value equation |2x-3|=x+6? 2x – 3 = x + 6 and 2x – 3 = –x – 6 2x – 3 =

What was the effect of the increasing use of installment buying during the 1920s? Unemployment steadily increased. Consumer spending greatly increased. Th

Statutes are legislation passed by legislative bodies on the _______ levels. A. local B. federal and state C. federal, state, and local

What determines interactions between atoms?

If 1/3 of an office staff is on vacation and 1/4 of those not on vacation are out sick, what fraction of the staff is in the office

The united states has _____ court systems.

what is the reminder if f(x)=3x^4+2x^3-x^2-x-6 divide by x^2+1